Steel remote control entrance extention doors,ent-manufacturer

Qingdao Tongshuai Door Manufacturing Co. Ltd is the proffessional manufecturer of all kinds of industrial doors.
Detailed Description
1. Material: best stainless steel, which can effectively
prevent the extension door from rust and corrosion.
2. Surface: fine smooth surface, beautiful appearance, waterproof, dust-resistance,
3. Extension structure: with double-plane link lever,
4. Wheel: stainless steel link lever slide guide, steady moving,
abrasion proof, dust-resistance, and long using time .
5. Long distance between two guide rails, low barycenter, fine stabilization,strong outside & wind force resistance.
6. No noise, flexibility.
7. Optional: LED display screen.
The device for defending to climb and bump
If you want more information about our products,please browse our website http://www.commanderdoor.com for more information or email to me directly sales@tongshuaidoor.com,Thanks